Power Systems Which of the following transformer is used in sub station for operating a protective relay? distribution transformer auto transformer capacitor voltage transformer All of these distribution transformer auto transformer capacitor voltage transformer All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are made up of which material? copper silicon oxide any of the above silver copper silicon oxide any of the above silver ANSWER DOWNLOAD EXAMIANS APP
Power Systems The modern trend in electric power generation none of above. to have large number of small size thermal plants located at different places. to have large size thermal plant located near coal fields. to have large size thermal plants near load centre. none of above. to have large number of small size thermal plants located at different places. to have large size thermal plant located near coal fields. to have large size thermal plants near load centre. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power station needs space less than that required by atomic power station of the same output. less than that required by the diesel power station of same output. less than that required by hydro-power station of same capacity. less than that required by a gas turbine power plant of same output. less than that required by atomic power station of the same output. less than that required by the diesel power station of same output. less than that required by hydro-power station of same capacity. less than that required by a gas turbine power plant of same output. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 layer and diameter of each strand is d, then find the total diameter of ACSR conductor? d 3d 5d 2d d 3d 5d 2d ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earth fault relay uses the which of the following sequence currents? zero sequence positive sequence any of the above negative sequence zero sequence positive sequence any of the above negative sequence ANSWER DOWNLOAD EXAMIANS APP
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